go!

e1/checker/__init__.py

+
+import sys
+version = ''.join(sys.version.split(" ")[0].split(".")[:-1])
+
+import importlib.util
+
+def load(x):
+    spec = importlib.util.spec_from_file_location(x,f"checker/{x}.cpython-{version}.pyc")
+    mod = importlib.util.module_from_spec(spec)
+    spec.loader.exec_module(mod)
+    return mod
+
+checker = load('checker')
+
+check = checker.check

e1/cracker.py

+import time
+import checker
+
+print(checker.check("abcd"))